Andesite and Quartzite Definition

Definition of Andesite and Quartzite

The general Andesite and Quartzite definition can be stated as: Andesite is a dark, fine-grained, brown or greyish intermediate volcanic rock which is a commonly found in lava. On the other hand, Quartzite is a non-foliated metamorphic rock that forms by the metamorphism of pure quartz Sandstone. Along with definition of Andesite and Quartzite, get to know about Properties of Andesite and Quartzite. Get to know more information about Andesite and Quartzite origin and discoverer, etymology and class.

History of Andesite and Quartzite

The history of Andesite and Quartzite gives information about where the rock was found and who was its discoverer. Almost each and every aspect of Earth's history is recorded in rocks be it the volcanoes which were erupted or the plants, animals and organisms which are now extinct, as rocks are present from millions of years.

Andesite and Quartzite Origin and Discoverer

Andesite and Quartzite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Andesite and Quartzite. In this section, you will know about Andesite and Quartzite Origin and Discoverer. Origin of Andesite is North America whereas Origin of Quartzite is Unknown. It is interesting to know the name of Andesite and Quartzite discoverer. The discoverer of Andesite and Quartzite are Unknown.

Etymology of Andesite and Quartzite

Along with Andesite and Quartzite definition, know more about the etymology of Andesite and Quartzite. Etymology of Andesite and Quartzite gives information about origin and formation of a particular rock. Know more about Formation of Andesite and Formation of Quartzite. The etymology of Andesite is From Andes mountains, where it is found in abundance while that of Quartzite is From Andes mountains, where it is found in abundance. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Andesite belongs to Igneous Rocks while Quartzite belongs to Metamorphic Rocks. The sub-class, group and other categories of Andesite and Quartzite are listed below.

For Andesite,

• Sub-class: Durable Rock and Hard Rock
• Group: Volcanic
• Other Categories: Fine grained rock and Opaque rock

For Quartzite,

• Sub-class: Durable Rock and Hard Rock
• Group: Not applicable
• Other Categories: Medium grained rock and Opaque rock